Base | Representation |
---|---|
bin | 10001011001100… |
… | …10011001001110 |
3 | 101011122110101120 |
4 | 20230302121032 |
5 | 244331132403 |
6 | 22252221410 |
7 | 3421424631 |
oct | 1054623116 |
9 | 334573346 |
10 | 145958478 |
11 | 75431846 |
12 | 40a6a866 |
13 | 24315483 |
14 | 15555c18 |
15 | cc31e53 |
hex | 8b3264e |
145958478 has 16 divisors (see below), whose sum is σ = 301334016. Its totient is φ = 47083320.
The previous prime is 145958471. The next prime is 145958531. The reversal of 145958478 is 874859541.
It is a self number, because there is not a number n which added to its sum of digits gives 145958478.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145958471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392176 + ... + 392547.
It is an arithmetic number, because the mean of its divisors is an integer number (18833376).
Almost surely, 2145958478 is an apocalyptic number.
145958478 is an abundant number, since it is smaller than the sum of its proper divisors (155375538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145958478 is a wasteful number, since it uses less digits than its factorization.
145958478 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 784759.
The product of its digits is 1612800, while the sum is 51.
The square root of 145958478 is about 12081.3276588296. The cubic root of 145958478 is about 526.5138203223.
The spelling of 145958478 in words is "one hundred forty-five million, nine hundred fifty-eight thousand, four hundred seventy-eight".
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